Krevelen, D. W. van <br/><br/>
Coal :  typology, chemistry, physics, constitution / 
D.W. van Krevelen 
 - Amsterdam :  Elsevier Science,  1981 
 - xviii, 514 p. :  ill. ;  25 cm. 
 - Coal science and technology ;  3 .
<br/><br/> Includes index 
<br/><br/>Bibliography : p. 495-496 
<br/><br/><label>ISBN: </label>0444419705 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal